Home / 18,850,871.52-28,252,366.92-9,751,260.24

Finding the Fourth Proportional to 18,850,871.52, 28,252,366.92 and 9,751,260.24

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Solution

The fourth proportional to 18,850,871.52, 28,252,366.92 and 9,751,260.24 is: 14,614,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,871.52 : 28,252,366.92 = 9,751,260.24 : x
  2. Step 2: Convert to fraction form
    18,850,871.52/28,252,366.92 = 9,751,260.24/x
  3. Step 3: Cross multiply
    18,850,871.52x = 28,252,366.92 × 9,751,260.24
  4. Step 4: Simplify right side
    18,850,871.52x = 275,496,182,232,887.28
  5. Step 5: Solve for x
    x = 275,496,182,232,887.28/18,850,871.52
  6. Step 6: Final answer
    x = 14,614,506.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.